4280450020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{6163}}^1$

素因数の和:6242

約数の個数: 144

約数和(自身を含む): 11569186944

約数和(自身を除く): 7288736924

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 41, 44, 55, 70, 77, 82, 110, 121, 140, 154, 164, 205, 220, 242, 287, 308, 385, 410, 451, 484, 574, 605, 770, 820, 847, 902, 1148, 1210, 1435, 1540, 1694, 1804, 2255, 2420, 2870, 3157, 3388, 4235, 4510, 4961, 5740, 6163, 6314, 8470, 9020, 9922, 12326, 12628, 15785, 16940, 19844, 24652, 24805, 30815, 31570, 34727, 43141, 49610, 61630, 63140, 67793, 69454, 86282, 99220, 123260, 135586, 138908, 172564, 173635, 215705, 252683, 271172, 338965, 347270, 431410, 474551, 505366, 677930, 694540, 745723, 862820, 949102, 1010732, 1263415, 1355860, 1491446, 1768781, 1898204, 2372755, 2526830, 2779513, 2982892, 3537562, 3728615, 4745510, 5053660, 5220061, 5559026, 7075124, 7457230, 8843905, 9491020, 10440122, 11118052, 13897565, 14914460, 17687810, 19456591, 20880244, 26100305, 27795130, 30574643, 35375620, 38913182, 52200610, 55590260, 61149286, 77826364, 97282955, 104401220, 122298572, 152873215, 194565910, 214022501, 305746430, 389131820, 428045002, 611492860, 856090004, 1070112505, 2140225010, 4280450020]

約数ペア:

[(1, 4280450020), (2, 2140225010), (4, 1070112505), (5, 856090004), (7, 611492860), (10, 428045002), (11, 389131820), (14, 305746430), (20, 214022501), (22, 194565910), (28, 152873215), (35, 122298572), (41, 104401220), (44, 97282955), (55, 77826364), (70, 61149286), (77, 55590260), (82, 52200610), (110, 38913182), (121, 35375620), (140, 30574643), (154, 27795130), (164, 26100305), (205, 20880244), (220, 19456591), (242, 17687810), (287, 14914460), (308, 13897565), (385, 11118052), (410, 10440122), (451, 9491020), (484, 8843905), (574, 7457230), (605, 7075124), (770, 5559026), (820, 5220061), (847, 5053660), (902, 4745510), (1148, 3728615), (1210, 3537562), (1435, 2982892), (1540, 2779513), (1694, 2526830), (1804, 2372755), (2255, 1898204), (2420, 1768781), (2870, 1491446), (3157, 1355860), (3388, 1263415), (4235, 1010732), (4510, 949102), (4961, 862820), (5740, 745723), (6163, 694540), (6314, 677930), (8470, 505366), (9020, 474551), (9922, 431410), (12326, 347270), (12628, 338965), (15785, 271172), (16940, 252683), (19844, 215705), (24652, 173635), (24805, 172564), (30815, 138908), (31570, 135586), (34727, 123260), (43141, 99220), (49610, 86282), (61630, 69454), (63140, 67793)]